Belt Drive Rpm Selection; Indoor Blower Specifications (Belt Drive) - York International ZK Series Installation Manual

R-410a, 3 - 5 ton, 60 hertz
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5121817-TIM-A-0515
ZKT05 (5 Ton Belt Drive) Bottom Duct
Air Flow
0.2
(CFM)
RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP RPM BHP
Field Supplied Drive
1200
722
0.45
812
1400
761
0.53
852
1600
807
0.65
897
1800
856
0.80
947
2000
910
0.99
1001
2200
968
1.23
1059
2400
1029
1.50
1119
2600
1093
1.81
1183
1. Blower performance includes gas heat exchangers and 1" filters. See STATIC RESISTANCE table for additional applications.
2. See RPM SELECTION table to determine desired motor sheave setting and to determine the maximum continuous BHP.
3. kW = BHP x 0.932.
ZKT03 Thru T05 (3-5 Ton Direct Drive) Bottom Duct
1
UNIT
MOTOR
TONNAGE
SPEED
5 (HI)
1520
4 (MED/HI)
1430
3
3 (MED)
1287
3
2 (MED/LOW)
1185
1 (LOW)
1040
5 (HI)
-
4 (MED/HI)
1846
3
3 (MED)
1662
4
2 (MED/LOW)
1566
1 (LOW)
1287
5 (HI)
2166
4 (MED/HI)
2060
3
3 (MED)
1940
5
2 (MED/LOW)
1688
1 (LOW)
1509
1. Factory set on medium speed tap.
2. Includes allowances for a wet evaporator coil, 1" filters, and the heat exchangers. Refer to STATIC RESISTANCES Table for resistance values.
3. Bottom Duct application (230 Volts)
Table 16: Belt Drive RPM Selection
Size
Model
HP
(Tons)
T03
1.5
ZK
(3)
1.5
T04
1.5
ZK
(4)
1.5
T05
1.5
ZK
(5)
2
* Field Option Sheave.
Table 17: Indoor Blower Specifications (Belt Drive)
Size
(Tons)
HP
RPM
T03
1-1/2
1725
(3.0)
1-1/2
1725
T04
1-1/2
1725
(4.0)
1-1/2
1725
T05
1-1/2
1725
(5.0)
2
1725
40
Available External Static Pressure - IWG
0.4
0.6
0.8
0.53
899
0.60
983
0.60
939
0.68
1022
0.72
984
0.79
1068
0.87
1034
0.95
1118
1.06
1088
1.14
1172
1.30
1146
1.37
1229
1.57
1206
1.65
1290
1.88
1270
1.95
1354
0.2
0.3
0.4
320
1478
335
1438
263
1384
276
1342
208
1242
221
1199
171
1138
183
1091
130
959
134
900
-
1995
696
1957
539
1812
557
1776
408
1624
426
1577
362
1526
380
1480
223
1246
237
1190
883
2169
931
2158
771
2042
784
2035
637
1920
656
1907
413
1645
432
1611
327
1477
339
-
Max
Motor
Blower
BHP
Sheave
Sheave
1.73
1VL44
1.73
1VP56
1.73
1VL44
1.73
1VP56
1.73
1VL44
2.3
1VP56
Motor
Eff.
SF
Frame
0.8
1.15
56
0.8
1.15
56
0.8
1.15
56
0.8
1.15
56
0.8
1.15
56
0.8
1.15
56
1.0
1.2
Standard Drive Option
0.68
1063
0.76
1140
0.85
0.76
1103
0.84
1180
0.92
0.87
1148
0.95
1225
1.04
1.02
1198
1.11
1275
1.19
1.22
1252
1.30
1329
1.39
1.45
1309
1.53
1387
1.62
1.72
1370
1.81
1448
1.89
2.03
1434
2.11
1511
2.20
AVAILABLE EXTERNAL STATIC PRESSURE - IWG
0.5
0.6
349
1401
363
1363
376
290
1302
303
1259
316
234
1155
246
1108
258
195
1041
207
987
220
145
-
-
-
714
1922
734
1885
749
571
1736
585
1704
602
438
1542
455
1501
472
391
1450
406
1411
423
247
-
-
-
950
2134
964
2095
979
808
2006
826
1970
844
675
1870
696
1834
715
451
1575
468
1534
479
-
-
-
-
5 Turns
4 Turns
Open
Open
AK64
805
865
AK66
1115
1170
AK56
930
995
AK61
1210
1270
AK56
930
995
AK56
1325
1395
Motor Sheave
Datum Dia.
Bore (in.)
Model
(in.)
2.8 - 3.8
7/8
1VL44
4.0 - 5.0
7/8
1VP56
2.8 - 3.8
7/8
1VL44
4.0 - 5.0
7/8
1VP56
2.8 - 3.8
7/8
1VL44
4.0 - 5.0
7/8
1VP56
1
1.4
1.6
HIgh Static Drive Option
1215
0.93
1286
1.03
1254
1.01
1326
1.10
1300
1.13
1371
1.22
1349
1.28
1421
1.37
1403
1.47
1475
1.56
1461
1.71
1533
1.80
1522
1.98
1593
2.07
1586
2.29
-
-
2
0.7
0.8
1327
390
1286
403
1215
329
1168
343
1060
272
997
288
921
235
862
248
-
-
-
-
-
1844
764
1795
769
1662
619
1619
638
1454
490
1400
505
1363
440
1312
455
-
-
-
-
-
2040
971
1963
940
1934
859
1888
861
1802
730
1759
740
1498
497
1461
513
-
-
-
-
-
3 Turns
2 Turns
1 Turn
Open
Open
Open
920
980
1035
1225
1280
1335
1060
1130
1195
1330
1390
1455
1060
1130
1195
1460
1525
1590
Blower Sheave
Datum Dia.
Bore (in.)
Model
(in.)
6.0
1
6.2
1
5.2
1
5.7
1
5.2
1
5.2
1
Johnson Controls Unitary Products
1.8
2.0
1355
1.12
1422
1.21
1395
1.20
1462
1.29
1440
1.31
1507
1.40
1490
1.46
1557
1.56
1544
1.66
1611
1.75
1602
1.89
1668
1.99
1663
2.16
1729
2.26
-
-
-
-
Field Supplied Drive
0.9
1.0
1248
417
1207
430
1114
358
1044
374
930
303
889
313
-
-
-
-
-
-
-
-
1709
743
1566
685
1566
653
1492
639
1356
521
1323
536
1279
469
1235
485
-
-
-
-
1881
898
1791
854
1821
843
1730
806
1722
756
1657
748
-
-
-
-
-
-
-
-
Fully
Closed
1095
1390
1260
1515
1260
1660
Belt
AK64
A37
AK66
A39
AK56
A36
AK61
A38
AK56
A36
AK56
A38

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